5
Boiler control, heat demand signal via data bus,
maintained boiler return temperature with mixing
valve
Can be combined with d.h.w. types:
−
−
D.h.w. circuit plant types
0
No d.h.w. heating
1
D.h.w. heating through control of the charging pump
(optional solar and/or electric immersion heater)
Note:
−
−
2
D.h.w. heating with mixing group (optional solar
and/or electric immersion heater)
Note:
−
−
3
D.h.w. heating with heat exchanger
Note:
−
Building Technologies
For latest prices and delivery to your door visit MyTub Ltd - www.mytub.co.uk -
[email protected] 0844 556 1818
with type 1 via hydraulic connection at
with type 4 without hydraulic connection
Circulating pump M4 only with heating circuit
types 1, 2 and 4
Electric immersion heater not possible with modu-
lating burner
Circulating pump M4 only with heating circuit
types 1, 2 and 4
Electric immersion heater not possible with modu-
lating burner
Circulating pump M4 only with heating circuit
types 1, 2 and 4
74 319 0619 0 a
N1
B2
E1
M1
B7
Y7
M4
and
M
N1
M3
B31
M4
K6
B32
M5
N1
Y7
B3
B31
M3
K6
B32
N1
B3
Y7
17.04.2008
LPB
en
1
B6
B6
M4
M5
M4
47/288